here is the lib:
r1#
r1#
r1#show mpls forw
r1#show mpls forw
2024-06-13 02:45:47.131
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 4793    | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 31070   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 123301  | v1:4     | ethernet1 | 1.1.1.2 | 3          |         | 0     |
 | 128841  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 315970  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 418357  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 552207  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 813252  | null     | null      | null    | unlabelled |         | 0     |
 | 813253  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 813254  | v1:4     | ethernet1 | 1.1.1.2 | 178570     |         | 0     |
 | 813255  | v1:4     | ethernet1 | 1.1.1.2 | 178571     |         | 0     |
 | 813256  | v1:4     | ethernet1 | 1.1.1.2 | 178572     |         | 0     |
 | 813257  | null     | null      | null    | unlabelled |         | 0     |
 | 813258  | null     | null      | null    | unlabelled |         | 0     |
 | 813259  | null     | null      | null    | unlabelled |         | 0     |
 | 813260  | null     | null      | null    | unlabelled |         | 0     |
 | 813261  | null     | null      | null    | unlabelled |         | 0     |
 | 860295  | null     | null      | null    | unlabelled |         | 0     |
 | 860296  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 860297  | v1:6     | ethernet1 | 1234::2 | 502810     |         | 0     |
 | 860298  | v1:6     | ethernet1 | 1234::2 | 502811     |         | 0     |
 | 860299  | v1:6     | ethernet1 | 1234::2 | 502812     |         | 0     |
 | 860300  | null     | null      | null    | unlabelled |         | 0     |
 | 860301  | null     | null      | null    | unlabelled |         | 0     |
 | 860302  | null     | null      | null    | unlabelled |         | 0     |
 | 860303  | null     | null      | null    | unlabelled |         | 0     |
 | 860304  | null     | null      | null    | unlabelled |         | 0     |
 | 904958  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 912797  | v1:6     | ethernet1 | 1234::2 | 3          |         | 0     |
 | 1006835 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r1#
r1#
here is the lib:
r2#
r2#
r2#show mpls forw
r2#show mpls forw
2024-06-13 02:45:47.231
 |~~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label   | vrf      | iface     | hop     | label      | targets | bytes |
 |---------|----------|-----------|---------|------------|---------|-------|
 | 58724   | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 71844   | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 171998  | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 178568  | null     | null      | null    | unlabelled |         | 0     |
 | 178569  | v1:4     | ethernet1 | 1.1.1.1 | 813253     |         | 1280  |
 | 178570  | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 178571  | v1:4     | ethernet2 | 1.1.2.3 | 938983     |         | 640   |
 | 178572  | v1:4     | ethernet2 | 1.1.2.3 | 938984     |         | 640   |
 | 178573  | null     | null      | null    | unlabelled |         | 0     |
 | 178574  | null     | null      | null    | unlabelled |         | 0     |
 | 178575  | null     | null      | null    | unlabelled |         | 0     |
 | 178576  | null     | null      | null    | unlabelled |         | 0     |
 | 178577  | null     | null      | null    | unlabelled |         | 0     |
 | 293131  | v1:4     | ethernet2 | 1.1.2.3 | 3          |         | 0     |
 | 360690  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 502808  | null     | null      | null    | unlabelled |         | 0     |
 | 502809  | v1:6     | ethernet1 | 1234::1 | 860296     |         | 1280  |
 | 502810  | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 502811  | v1:6     | ethernet2 | 1235::3 | 435620     |         | 640   |
 | 502812  | v1:6     | ethernet2 | 1235::3 | 435621     |         | 640   |
 | 502813  | null     | null      | null    | unlabelled |         | 0     |
 | 502814  | null     | null      | null    | unlabelled |         | 0     |
 | 502815  | null     | null      | null    | unlabelled |         | 0     |
 | 502816  | null     | null      | null    | unlabelled |         | 0     |
 | 502817  | null     | null      | null    | unlabelled |         | 0     |
 | 683870  | v1:4     | ethernet1 | 1.1.1.1 | 3          |         | 0     |
 | 696955  | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 837799  | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 914055  | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 918434  | v1:6     | ethernet2 | 1235::3 | 3          |         | 0     |
 | 978272  | v1:6     | ethernet1 | 1234::1 | 3          |         | 0     |
 | 1034867 | tester:6 | null      | null    | unlabelled | local   | 0     |
 |_________|__________|___________|_________|____________|_________|_______|
r2#
r2#
here is the lib:
r3#
r3#
r3#show mpls forw
r3#show mpls forw
2024-06-13 02:45:47.340
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 122247 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 125700 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 134671 | v1:4     | ethernet2 | 1.1.3.4 | 3          |         | 0     |
 | 435617 | null     | null      | null    | unlabelled |         | 0     |
 | 435618 | v1:6     | ethernet1 | 1235::2 | 502809     |         | 640   |
 | 435619 | v1:6     | ethernet1 | 1235::2 | 502810     |         | 640   |
 | 435620 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 435621 | v1:6     | ethernet2 | 1236::4 | 544446     |         | 1280  |
 | 435622 | null     | null      | null    | unlabelled |         | 0     |
 | 435623 | null     | null      | null    | unlabelled |         | 0     |
 | 435624 | null     | null      | null    | unlabelled |         | 0     |
 | 435625 | null     | null      | null    | unlabelled |         | 0     |
 | 435626 | null     | null      | null    | unlabelled |         | 0     |
 | 484088 | v1:4     | ethernet1 | 1.1.2.2 | 3          |         | 0     |
 | 488152 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 519765 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 574189 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 725023 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 901688 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 913834 | v1:6     | ethernet2 | 1236::4 | 3          |         | 0     |
 | 926175 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 938980 | null     | null      | null    | unlabelled |         | 0     |
 | 938981 | v1:4     | ethernet1 | 1.1.2.2 | 178569     |         | 640   |
 | 938982 | v1:4     | ethernet1 | 1.1.2.2 | 178570     |         | 640   |
 | 938983 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 938984 | v1:4     | ethernet2 | 1.1.3.4 | 883756     |         | 1280  |
 | 938985 | null     | null      | null    | unlabelled |         | 0     |
 | 938986 | null     | null      | null    | unlabelled |         | 0     |
 | 938987 | null     | null      | null    | unlabelled |         | 0     |
 | 938988 | null     | null      | null    | unlabelled |         | 0     |
 | 938989 | null     | null      | null    | unlabelled |         | 0     |
 | 949983 | v1:6     | ethernet1 | 1235::2 | 3          |         | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r3#
r3#
here is the lib:
r4#
r4#
r4#show mpls forw
r4#show mpls forw
2024-06-13 02:45:47.435
 |~~~~~~~~|~~~~~~~~~~|~~~~~~~~~~~|~~~~~~~~~|~~~~~~~~~~~~|~~~~~~~~~|~~~~~~~|
 | label  | vrf      | iface     | hop     | label      | targets | bytes |
 |--------|----------|-----------|---------|------------|---------|-------|
 | 143019 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 148364 | v1:6     | null      | null    | unlabelled | local   | 0     |
 | 248146 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 369828 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 422765 | tester:4 | null      | null    | unlabelled | local   | 0     |
 | 436072 | v1:4     | ethernet1 | 1.1.3.3 | 3          |         | 0     |
 | 522705 | tester:6 | null      | null    | unlabelled | local   | 0     |
 | 544442 | null     | null      | null    | unlabelled |         | 0     |
 | 544443 | v1:6     | ethernet1 | 1236::3 | 435618     |         | 0     |
 | 544444 | v1:6     | ethernet1 | 1236::3 | 435619     |         | 0     |
 | 544445 | v1:6     | ethernet1 | 1236::3 | 435620     |         | 0     |
 | 544446 | v1:6     | null      | null    | unlabelled | local   | 1920  |
 | 544447 | null     | null      | null    | unlabelled |         | 0     |
 | 544448 | null     | null      | null    | unlabelled |         | 0     |
 | 544449 | null     | null      | null    | unlabelled |         | 0     |
 | 544450 | null     | null      | null    | unlabelled |         | 0     |
 | 544451 | null     | null      | null    | unlabelled |         | 0     |
 | 616972 | v1:4     | null      | null    | unlabelled | local   | 0     |
 | 883752 | null     | null      | null    | unlabelled |         | 0     |
 | 883753 | v1:4     | ethernet1 | 1.1.3.3 | 938981     |         | 0     |
 | 883754 | v1:4     | ethernet1 | 1.1.3.3 | 938982     |         | 0     |
 | 883755 | v1:4     | ethernet1 | 1.1.3.3 | 938983     |         | 0     |
 | 883756 | v1:4     | null      | null    | unlabelled | local   | 1920  |
 | 883757 | null     | null      | null    | unlabelled |         | 0     |
 | 883758 | null     | null      | null    | unlabelled |         | 0     |
 | 883759 | null     | null      | null    | unlabelled |         | 0     |
 | 883760 | null     | null      | null    | unlabelled |         | 0     |
 | 883761 | null     | null      | null    | unlabelled |         | 0     |
 | 957642 | v1:6     | ethernet1 | 1236::3 | 3          |         | 0     |
 | 958577 | tester:4 | null      | null    | unlabelled | local   | 0     |
 |________|__________|___________|_________|____________|_________|_______|
r4#
r4#